From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Date: Mon, 19 Dec 2011 14:31:29 +0000 (+0200)
Subject: Bluetooth: Check for flow control mode
X-Git-Tag: firefly_0821_release~3680^2~3734^2~13^2~6^2~35
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=32ac5b9b57ef521470f930fd00849be4705bc134;p=firefly-linux-kernel-4.4.55.git

Bluetooth: Check for flow control mode

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
---

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index da4e17f4a7c6..5a204aefc035 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2263,6 +2263,11 @@ static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *s
 
 	BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl);
 
+	if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_PACKET_BASED) {
+		BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode);
+		return;
+	}
+
 	if (skb->len < ev->num_hndl * 4) {
 		BT_DBG("%s bad parameters", hdev->name);
 		return;